Humming Bird
NED HB 31Sail number NED/NED5804
GPH
692.3
OSN
672.6
LOA
9.255 m
Displacement
3047 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5889
Medium
0.8013
High
0.9174
Triple Offshore
Low
0.7589
Medium
0.9775
High
1.0899
Boat Specifications
Dimensions
- Length overall
- 9.255 m
- Beam
- 3.07 m
- Draft
- 1.75 m
- Displacement
- 3047 kg
- Crew weight
- 450 kg
- Wetted surface
- 17.93 m²
Sails
- Mainsail
- 25.89 m²
- Genoa
- 21.4 m²
- Spinnaker
- 47.22 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- HB 31
- Builder
- Hunter Boats
- Designer
- v.d.Stadt & Prtnrs
- Year built
- 1983
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.82 | 5.07 | 5.26 | 5.18 | 5.11 | 4.92 | 4.43 | 3.74 |
| 8 | 5.67 | 5.91 | 6.08 | 6.09 | 6.11 | 5.95 | 5.4 | 4.72 |
| 10 | 6.17 | 6.33 | 6.45 | 6.55 | 6.58 | 6.5 | 6.19 | 5.58 |
| 12 | 6.41 | 6.55 | 6.69 | 6.84 | 6.93 | 6.84 | 6.59 | 6.24 |
| 14 | 6.52 | 6.69 | 6.9 | 7.03 | 7.29 | 7.2 | 6.92 | 6.61 |
| 16 | 6.57 | 6.76 | 7.07 | 7.21 | 7.63 | 7.57 | 7.29 | 6.92 |
| 20 | 6.59 | 6.81 | 7.23 | 7.6 | 8.02 | 8.26 | 8.05 | 7.61 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.17 | 147° | 3.24 |
| 8 | 41.2° | 3.79 | 152° | 4.09 |
| 10 | 40.3° | 4.29 | 153.5° | 4.85 |
| 12 | 38.6° | 4.57 | 164° | 5.55 |
| 14 | 38.2° | 4.67 | 180° | 6.15 |
| 16 | 38.1° | 4.72 | 180° | 6.54 |
| 20 | 38.6° | 4.69 | 180° | 7.16 |
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